Lang change

<?php


// THIS PAGE IS INCLUDED FIRST ON ALL SUBPAGES


$lang = 'en'; // sets default language

$accepted = array('en', 'da');

if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) && !empty($_SERVER['HTTP_ACCEPT_LANGUAGE'])){

    $browserlang = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);

    if (in_array($browserlang, $accepted)) {

        $lang = $browserlang;

    }

}



$trans = parse_ini_file('engine/'.$lang.'.ini');

function say($item) {
    global $trans;

    if (array_key_exists($item, $trans)) {

        return $trans[$item];

    } else {

        return 'ERROR!'; // maybe a redirect to an error page would be best

    }
}




/*------------------------------------------------------------------------------*/




// THIS IS A SUB PAGE

function outputthis() {

    echo '<h1 id="header">' .say('HEADER'). '</h1>';
    echo '<h1 id="welcome">' .say('WELCOME'). '</h1>';

}

outputthis();




/*------------------------------------------------------------------------------*/


/*

en.ini contains:

WELCOME = 'Hello and good morning!'
BYE = 'Safe journey!'
HEADER = 'This is a website'



da.ini contains:

WELCOME = 'Goddag med dig'
BYE = 'Hav en god dag'
HEADER = 'Dette er en hjemmeside'

*/



?>